I looked for the key _______ the door, but I didn’t find it. [ ]

Have you found your English book?—No, I haven’t found ________, but I borrowed ________ from Jack this afternoon.

What would you like ________ supper? —Noodles. [ ]

Rober is just one young oversea Chinese _____has come to visit his ancestor’s homeland.

The food here smells good, but what does it like?